BUGFIX: 系列设计 修改模特后，原模特丢失问题

src/main/resources/mapper/primary/CollectionElementMapper.xml.xml

@@ -9,4 +9,11 @@
                WHERE collection_id != 0
         GROUP BY collection_id)
     </select>
+
+    <select id="selectByProject" resultType="com.ai.da.mapper.primary.entity.CollectionElementRelModel">
+        SELECT cerm.*
+        FROM t_collection_element ce
+        LEFT JOIN collection_element_rel_model cerm ON ce.id = cerm.collection_element_id
+        WHERE ce.project_id = #{projectId} AND ce.level1_type = "Models"
+    </select>
 </mapper>